Face slimming injection is now a very common way to slim the face, but the effect of slimming the face after the injection is not permanent. If you want to maintain the effect, you need to repeatedly inject, so some people will be worried that more face slimming injections will lead to sagging skin on the face. In fact, the face slimming injection by relaxing and paralyzing the bite muscle to play the effect, with the establishment of new neuromuscular connection, muscle function will gradually recover, while by the compensatory effect of the pterygoid muscle and pterygoid muscle, the bite force can be basically restored. Therefore, the sagging caused by the face slimming injection can also be restored. If facial sagging is formed after face slimming injection, you can strengthen the bite force by eating some harder or tougher foods to make the face slimming injection expire in advance, such as nuts, sugar cane, animal hoof tendons (such as beef hoof tendons, sheep hoof tendons), chewing gum, etc. In addition, from the technical point of view, the doctor can play the face slimming injection at the same time, to the jaw edge also play some Botox, that is, play contour injection, you can effectively avoid the phenomenon of sagging after the face slimming injection. The actual fact is that you will need to visit a regular hospital to avoid using drugs of unknown origin.